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XK8 Range 1998
DATE OF ISSUE: SEPTEMBER 1997
Appendix
CAN Messages by Node
NODE: Transmission Control Module
Transmitted by TCM
Message Usage
CAN torque reduction request For shift energy management
CAN transmission overload Protects transmission against excessive torque
CAN transmission input speed Transmission input shaft speed
CAN transmission output speed Transmission output shaft speed
CAN torque converter slip Percentage of torque converter slip
CAN kickdown Kickdown status
CAN gear position actual Actual transmission gear state
CAN torque converter status Indicates torque converter lockup
CAN gear position selected Position of transmission rotary switch
CAN gear selection fault Indicates validity of CAN gear position selected
CAN transmission shift map Dynamic shift program currently selected
CAN transmission oil temperature Transmission fluid temperature
CAN transmission malfunction Transmission malfunction warning
CAN TCM PECUS flag PECUS programmed status of TCM
CAN TCM fault code MIL status Indicates whether the TCM DTC should switch MIL on
CAN OBD II TCM clear acknowledge Acknowledgment that OBD II DTCs have been cleared
CAN transmission fault codes TCM DTCs, including OBD II P and C codes
CAN NWM token – TCM Message for monitoring network status
CAN diagnostic data out – TCM To external diagnostics device only
Received by TCM
Message Usage Source
CAN traction status Indicates if the traction control algorithm is functioning ABS
CAN ABS malfunction Malfunction information for ABS and brake systems ABS
CAN ABS status Indicates whether ABS is operating ABS
CAN shift energy management estimated engine torque Derived from map of engine characteristics ECM
CAN throttle position Throttle valve position ECM
CAN pedal position Accelerator pedal position, throttle demand ECM
CAN torque reduction acknowledge Confirms torque reduction for shift energy management ECM
CAN engine speed Engine speed ECM
CAN brake pedal pressed Brake switch status ECM
CAN cruise status Cruise control system status ECM
CAN OBD II clear fault codes Request for ABS and TCM to clear their OBD II DTCs ECM
CAN engine coolant temperature Engine coolant temperature in Celsius ECM
CAN engine OBD II MIL MIL control for OBD II DTCs ECM
CAN throttle malfunction red Red throttle malfunction warnings ECM
CAN throttle malfunction amber Amber throttle malfunction warnings ECM
CAN ECM fault code MIL status Indicates whether the ECM DTC should switch MIL on ECM
CAN engine fault codes EMS DTCs, including OBD II P and C codes ECM
CAN left front wheel speed Front left wheel speed ABS
CAN right front wheel speed Front right wheel speed ABS
CAN NWM token – ECM Message for monitoring network status ECM
CAN NWM token – INST Message for monitoring network status INST
CAN NWM token – ABS Message for monitoring network status ABS
CAN diagnostic data in – TCM From external diagnostics device only DIAG